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Mechanical Engineering · Q279

Engineering Materials

Engineering and GATE · Mechanical Engineering · question 279

Q279

Which of the following elements does not impart hardness to steel?

A.
Copper
Answer
B.
Chromium
C.
Nickel
D.
Silicon

Answer: Option A

Solution

Answer: Option A
Solution:
Copper is a soft, malleable and ductile metal with very high thermal and electrical conductivity and it is not impart hardness to steel.
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